Not particularly, I'm not sure I understand what it is. With Substance painter I regularly release a normal map, basecolor, OcclusionRoughnessMetallic. But I don't have this problem when I import them on max or unreal for example.
Schell Games is a highly talented group of artists, programmers, producers, and game designers led by game industry veteran Jesse Schell. We're the largest full-service education and entertainment game development company in the United States. Since 2002, we've worked with world-class clients and partners to create…
the trouble usually come from the miss matched normals (when you stitch in the geometry this is not an issue) at the seam. for example.... the cyinder on the right has the normals at the seam edited to be the same as the plane.